The lowest construction quotation can be difficult to resist. When one contractor offers a significantly lower price than the others, homeowners may believe they have found the best deal. But construction cost does not end when the house looks finished. After turnover, you may still need the contractor to respond to: Roof leaks Plumbing leaks Drainage problems Electrical concerns Hollow or loose tiles Cracked walls Misaligned doors and windows Cabinet defects Waterproofing fa